Read your Toyota's check-engine light
Punch in a code or symptom. Get a straight readout — how urgent it is, whether you can keep driving, and what the fix runs.
By model
Toyota Camry
489 of 15,409 NHTSA complaints on the Camry mention the check engine light. What the 2018–2020 recalls, 2007 oil burners and owner-named codes show by year.
Toyota Corolla
Corolla check engine light by model year, from NHTSA records: the 2005–2007 ECM and P2716 pattern behind recall 10V-384, older EVAP faults, 2019+ owner reports.
Toyota RAV4
RAV4 check engine light by model year, from NHTSA and Toyota records: the 2001–2003 ECM program, 2006–2012 three-light pattern, 2019+ coolant valve.
Toyota Tacoma
Tacoma check engine light by model year, from Toyota's manuals, bulletins and NHTSA records: 2002 codes, the 2010 P0420 rattle, 2012 air injection, 2024 trucks.
Toyota Tundra
What turns on the check engine light on a Toyota Tundra, the codes these trucks throw most, the secondary-air-injection issue, and what to do next.
Toyota Highlander
Highlander check engine light by model year: NHTSA complaint counts, the 2017–2019 transmission codes, and the Hybrid inverter recalls that name the light.
Toyota Prius
Prius check engine light by generation, from Toyota manuals and NHTSA records: what it covers, 20-year inverter coverage for 2010–2015, the EGR valve program.
Toyota Sienna
Sienna check engine light: Toyota's ZJC transmission program for 2017–2018 vans, the VSC and TRAC OFF trio, EVAP faults and the fuel-pump recalls.
Toyota CEL by the numbers
Check engine light by model
We counted 21,481 NHTSA complaints — see which Toyotas trigger the most check-engine reports.